92 LEGUMINO S.8J. 



9. L. strigosus (Nutt), Greene. Strigose-pubescent, decumbent or 

 prostrate: peduncles long, commonly 1 — 2-flowered and 3-foliolate- 

 bracted: fl. 4 — 5 lines long, yellow: pod pubescent, slightly curved 

 upwards: seeds quadrate: but somewhat cruciform, being deeply notched 

 at each end and at the hilum, the surface closely sinuate-rugose. — Same 

 range as the last, and readily distinguished by its seeds which have 

 something of the outline of a Maltese cross. March — June. 



10. L. hirtellus, Greene. Stoutish, depressed, canescently hirsululous, 

 not at all strigose: leaflets 5 — 7, cuneate-oblong or -obovate, obtuse: 

 peduncles stoutish, bracted, surpassing the leaves, 2-flowered: pod 1 in. 

 long, subterete, straight, 7 — 10-seeded; seeds quadrate, notched at the 

 hilum only, faintly rugose and coarsely granulate. — The Mt. Diablo Eange 

 near Livermore. 



•1-+ ++ Perennials; flowers capitate-umbellate. 



11. L. leucophaeus, Greene. Low; ascending, less than a foot high, 

 internodes short, leaves ample, herbage velvety-pubescent: leaflets 5 — 7, 

 obovate, 6 — 9 lines long, acute: peduncles equalling or exceeding the 

 leaves; umbel 1-foliolate-bracted, 5— 8-flowered: fl. more than % in- 

 long, ochroleucous, becoming red-purple. — Dry ridges of the inner Coast 

 and Mt. Diablo Eanges. May. 



12. L. grandiftorns, (Benth.), Greene. Tall, slender with few leaves 

 and long internodes, nearly glabrous: peduncles slender, elongated, 

 small-bracted, 5 — 8-flowered: fl. nearly 1 in. long, deep yellow, the petals 

 broader than in the last, turning orange. — Same range as the last; but 

 less frequent. 



* * * Perennials with true stipules; leaflets never inequilaterally dis- 

 tributed; ^flowers in bracted umbels; pods long, straight. 



13. L. formosissimus, Greene. Slender, glabrous, the decumbent 

 stems several, If I. long: leaflets 5 — 7, from broadly obovate to obovate- 

 oblong, obtuse, the lowest truncate or retuse; stipules thin, ovate: 

 umbels equalling the leaves, or shorter, the bract 3-foliolate; calyx- teeth 

 unequal, triangular, acute or acuminate, shorter than the campanulate 

 tube: corolla 7 lines long, the wide-spread wings and much shorter keel 

 rose-red, the banner yellow. — In moist ground along the seaboard. May. 



14. L. pinnatus, Hook. Stoutish, glabrous, the erect stems 2 ft. high: 

 leaflets 5 — 9, obovate or oblong, acutish: stipules scarious, triangular: 

 peduncles longer than the leaves, 3— 7-flowered, naked or with a small 

 scarious 1— 3-foliolate bract: calyx-teeth triangular, half as long as the 

 tube: corolla as in the last, but keel and wings white, banner yellow. — 

 Said to inhabit the seaboard districts from San Francisco northward. 



15. L. Torreyi (Gray), Greene. Habit of the last, but slender, more 

 «r less silky-pubescent; leaflets narrower, acute or obtuse: bract of the 



